we report on that story. >> lance armstrong denied it for years. adamantly. >> i have never doped. >> i have never taken performance enhancing drugs. >> now he is coming clean. >> in an interview with oprah winfrey that will air on her network he confesses to doping. today, winfrey said the interview was difficult. >> he did not come clean in the manner i expected. >> was he contrite? >> she would not say. >> i felt he was thoughtful. he was serious. >> armstrong was a legend for the success on the road and in the fight against cancer but the legacy towns -- turns to ruin after an extensive report by the antidoping agency stripped of the seven tour de france titles and banned from the sport for life. one teammate and former friend, one of the first publicly accuse him of doping. >> he admitted to doping is a very good first step but it has to be followed up. >> that is the key question. will armstrong name names? cycling reporter said armstrong said in july he would never confess and now he wondered what prompted the change? >> lance armstrong has